TY - BOOK AU - Giaquinta,Mariano AU - Hildebrandt,Stefan TI - Calculus of variations I SN - 354050625X U1 - 515.64 G348C PY - 2004/// CY - Heidelberg PB - Springer-Verlag KW - Mathematics KW - Calculus of variations KW - Mathematical optimization KW - Global differential geometry KW - Geometry ER -